Deserialization of Untrusted Data Affecting java-1.8.0-openjdk-headless package, versions <1:1.8.0.252.b09-2.amzn2.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.3% (71st percentile)

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  • Snyk IDSNYK-AMZN2-JAVA180OPENJDKHEADLESS-1679368
  • published27 Sept 2021
  • disclosed15 Apr 2020

Introduced: 15 Apr 2020

CVE-2020-2756  (opens in a new tab)
CWE-502  (opens in a new tab)
CWE-755  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 java-1.8.0-openjdk-headless to version 1:1.8.0.252.b09-2.amzn2.0.1 or higher.
This issue was patched in ALAS2-2020-1421.

NVD Description

Note: Versions mentioned in the description apply only to the upstream java-1.8.0-openjdk-headless package and not the java-1.8.0-openjdk-headless package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Serialization). Supported versions that are affected are Java SE: 7u251, 8u241, 11.0.6 and 14; Java SE Embedded: 8u241. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.0 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).

References

CVSS Scores

version 3.1